用秦九韶算法计算多项式在
时的值时,
的值为 ()
A.![]() |
B.220 | C.-57 | D.34 |
从一批产品中取出三件,设A=“三件产品全不是次品”,B=“三件产品全是次品”,C = “三件产品不全是次品”,则下列结论正确的是()
A.A与C互斥 | B.B与C互斥 |
C.任两个均互斥 | D.任两个均不互斥 |
如果执行下面的程序框图,那么输出的()
A.22 | B.46 | C.![]() |
D.190 |
下图是计算1+3+5+…+99的值的算法程序框图, 那么在空白的判断框中, 应该填入下面四个选项中的()
A. i≤101 | B. i≤99 | C. i≤97 | D. i≤50 |
已知变量a、b已被赋值,要交换a、b的值,采用的算法是()
A.a =" b," b =" a" | B.a =" c," b =" a," c =" b" |
C.a =" c," b =" a," c =" a" | D.c =" a," a =" b," b = c |